Description

Feature:

Made with high quality new materials

Healthy and environmentally friendly, non-toxic and tasteless

Application:it can be used in household drinking water, aquarium, air pump, laboratory

Working Temperature:-40℃-200℃

E.g：

2x4mm,it mean inneer diameter 2mm,and outer diameter 4mm;

3x5mm,it mean inneer diameter 3mm,and outer diameter 5mm;

3x6mm,it mean inneer diameter 3mm,and outer diameter 6mm;

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